CVE-2019-19630
HTMLDOC 1.9.7 allows a stack-based buffer overflow in the hd_strlcpy() function in string.c (when called from render_contents in ps-pdf.cxx) via a crafted HTML document.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.14%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
HTMLDOC 1.9.7 allows a stack-based buffer overflow in the hd_strlcpy() function in string.c (when called from render_contents in ps-pdf.cxx) via a crafted HTML document.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 1.14% probability · 66th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- htmldoc project/htmldoc · debian/debian linux · fedoraproject/fedora
- Source
- cve@mitre.org
EPSS 1.1% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://github.com/michaelrsweet/htmldoc/issues/370Exploit, Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/12/msg00008.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/07/msg00000.htmlMailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7MZLVUBON5AYWYTFTJ4HBSHGTQTY7KBN/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FEUT3LG6DWTICKXYAN4SWOQWWCGHPLDJ/
- https://github.com/michaelrsweet/htmldoc/issues/370Exploit, Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/12/msg00008.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/07/msg00000.htmlMailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7MZLVUBON5AYWYTFTJ4HBSHGTQTY7KBN/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FEUT3LG6DWTICKXYAN4SWOQWWCGHPLDJ/
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.